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点处的函数值ip_spline,ofrealddy0doubleddyn_1double,导数值@@ddyn_1@,30ddy0:=2ddyn_1:=,xv:=45ip_spline,bxyddy0ddyn_1xv,152828code参考refip_spline,arefrefip_spline,…
点处的函数值ip_spline,ofrealdy0doubledyn_1double,导数值@@dyn_1@,30dy0:=1dyn_1:=,xv:=45ip_spline,axydy0dyn_1xv,1575code参考refip_spline,brefrefip_spline,…
1处的二阶导数ip_spline,2xv:=35ip_spline,071591code参考refip_spline,arefrefip_spline,…
ip_spline,处的函数值demo_ip_,_breal返回,范例tcodereturndemo_ip_,_b//返回,…
ip_spline,处的函数值demo_ip_,范例tcodereturndemo_ip_,…
ip_spline,处的函数值demo_ip_,范例tcodereturndemo_ip_,…
=sxn-0splinex1y1,:=array412returnsplinexy,…
线性插值tdtrtrtdsplinetdtd,多项式fx=ax+bx0y0,y0x1-x0x-x03spline三次样条,写成a0x=a+bx-,a0x0=0得b=-,:=interpxyxisplinereturnyi,quotnearestquotcodex_:=array,1198y_:=array,…
:=20240725tpzs:=op_getunderlyingsecurity//,pzsdostocks=op_getoptionchainpz,标的证券代码endsetsysparampn_cyclecy,daysetsysparampn_dateendt,options_skewoptionarr0splinertx,…
点处的函数值ip_lagrangian,1113xv:=3ip_lagrangian,717766code参考refip_lagrangian,arefrefip_parabola,brefrefip_hermite_,refrefip_aitken_,…